Obs. : 2022-09-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.340e+08
Venus      7.171e+08
Earth      8.399e+08
Mars       7.709e+08
Jupiter    8.222e+08
Saturn     8.381e+08
Uranus     7.973e+08
Neptune    8.399e+08
Pluto      8.236e+08